#!/bin/bash

umask 022

#-------
# Verify the correct architecture
#-------
mach=$( uname -m )
if [ "$mach" != "sparc" -a "$mach" != "sparc32" ]; then
	echo "Unrecognized architecture: $mach"
	exit 1
fi

#-------
# Get version number
#-------
version=$( pwd | gawk -F- '{print $NF;}' )

#-------
# Set up various options
#-------
deftrace="-DCDINIT_TRACE=1"
defarch="-DCDINIT_ARCH_SPARC32"
defname='-DCDINIT_ARCH_NAME="sparc32"'
defvers="-DCDINIT_VERSION="'"'"${version}"'"'

comopt="-O2 -Wall -fno-builtin -fomit-frame-pointer"
asmopt="-static -nostdlib"

#-------
# Compile the divide and remainder functions
#-------
echo "==============================================================================="

echo gcc $comopt -S -o div.s $deftrace $defarch $defname $defvers div.c
gcc $comopt -S -o div.s $deftrace $defarch $defname $defvers div.c || exit 1

# echo "sed '1,$s/div/.div/g' < div.s > div.S"
# sed '1,$s/div/.div/g' < div.s > div.S || exit 1

echo gcc $asmopt -o div.o div.s
gcc $asmopt -c -o div.o div.s || exit 1

echo gcc $comopt -S -o udiv.s $deftrace $defarch $defname $defvers udiv.c
gcc $comopt -S -o udiv.s $deftrace $defarch $defname $defvers udiv.c || exit 1

# echo "sed '1,$s/udiv/.udiv/g' < udiv.s > udiv.S"
# sed '1,$s/udiv/.udiv/g' < udiv.s > udiv.S || exit 1

echo gcc $asmopt -o udiv.o udiv.s
gcc $asmopt -c -o udiv.o udiv.s || exit 1

echo gcc $comopt -S -o urem.s $deftrace $defarch $defname $defvers urem.c
gcc $comopt -S -o urem.s $deftrace $defarch $defname $defvers urem.c || exit 1

# echo "sed '1,$s/urem/.urem/g' < urem.s > urem.S"
# sed '1,$s/urem/.urem/g' < urem.s > urem.S || exit 1

echo gcc $asmopt -o urem.o urem.s
gcc $asmopt -c -o urem.o urem.s || exit 1

ls -ld div.o
ls -ld udiv.o
ls -ld urem.o

#-------
# Compile the three stages of cdinit.
#-------
echo "==============================================================================="

echo gcc $comopt -S -o cdinit1-sparc32.s $deftrace $defarch $defname $defvers cdinit1.c
gcc $comopt -S -o cdinit1-sparc32.s $deftrace $defarch $defname $defvers cdinit1.c || exit 1

echo gcc $asmopt -o cdinit1-sparc32 cdinit1-sparc32.s div.o udiv.o urem.o
gcc $asmopt -o cdinit1-sparc32 cdinit1-sparc32.s div.o udiv.o urem.o || exit 1

echo strip cdinit1-sparc32
strip cdinit1-sparc32 || exit 1

chmod 755 cdinit1-sparc32 || exit 1
ls -ld cdinit1-sparc32 || exit 1

echo "==============================================================================="

echo gcc $comopt -S -o cdinit2-sparc32.s $deftrace $defarch $defname $defvers cdinit2.c
gcc $comopt -S -o cdinit2-sparc32.s $deftrace $defarch $defname $defvers cdinit2.c || exit 1

echo gcc $asmopt -o cdinit2-sparc32 cdinit2-sparc32.s div.o udiv.o urem.o
gcc $asmopt -o cdinit2-sparc32 cdinit2-sparc32.s div.o udiv.o urem.o || exit 1

echo strip cdinit2-sparc32
strip cdinit2-sparc32 || exit 1

chmod 755 cdinit2-sparc32 || exit 1
ls -ld cdinit2-sparc32 || exit 1

echo "==============================================================================="

echo gcc $comopt -S -o cdinit3-sparc32.s $deftrace $defarch $defname $defvers cdinit3.c
gcc $comopt -S -o cdinit3-sparc32.s $deftrace $defarch $defname $defvers cdinit3.c || exit 1

echo gcc $asmopt -o cdinit3-sparc32 cdinit3-sparc32.s div.o udiv.o urem.o
gcc $asmopt -o cdinit3-sparc32 cdinit3-sparc32.s div.o udiv.o urem.o || exit 1

echo strip cdinit3-sparc32
strip cdinit3-sparc32 || exit 1

chmod 755 cdinit3-sparc32 || exit 1
ls -ld cdinit3-sparc32 || exit 1

echo "==============================================================================="

exit 0